Which of the following gases will have the slowest rate of effusion at a given temperature?

n2

h2

he

ar

Identify and describe the three ways that mutations affect organisms.

Acontrol during an experiment. might change remains constant does not exist does change

Pinene is an unsaturated hydrocarbon found in pine resin. if pinene has m+ = 136 and contains 1 double bond(s) and 2 ring(s); what is its molecular formula? enter the formula in the form ch first, then all other atoms in alphabetical order; do not use subscripts. the formula is case-sensitive